Re: [BUG] WARNING in __perf_event_account_interrupt (kernel/events/core.c:2797)

[Peter Zijlstra]

On Tue, Mar 03, 2026 at 08:37:54PM +0800, Zw Tang wrote:
> Hi,
> 
> I am reporting a WARNING triggered by a syzkaller reproducer on Linux 7.0.0-rc1.
> 
> The kernel hits a WARN in perf events interrupt accounting:
> 
> WARNING: kernel/events/core.c:2797 at __perf_event_account_interrupt+0x485/0x530
> 
> It is triggered from the perf overflow path while closing a perf_event
> fd created for a tracepoint (PERF_TYPE_TRACEPOINT). The call trace

Could you try -rc2, I suspect that commit:

  c9bc1753b3cc ("perf: Fix __perf_event_overflow() vs perf_remove_from_context() race")

will have also fixed this.